src/main/java/org/bukkit/event/player/PlayerChatTabCompleteEvent.java


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package org.bukkit.event.player;

import java.util.Collection;

import org.apache.commons.lang.Validate;
import org.bukkit.entity.Player;
import org.bukkit.event.HandlerList;

/**
 * Called when a player attempts to tab-complete a chat message.
 */
public class PlayerChatTabCompleteEvent extends PlayerEvent {
    private static final HandlerList handlers = new HandlerList();
    private final String message;
    private final String lastToken;
    private final Collection<String> completions;

    public PlayerChatTabCompleteEvent(final Player who, final String message, final Collection<String> completions) {
        super(who);
        Validate.notNull(message, "Message cannot be null");
        Validate.notNull(completions, "Completions cannot be null");
        this.message = message;
        int i = message.lastIndexOf(' ');
        if (i < 0) {
            this.lastToken = message;
        } else {
            this.lastToken = message.substring(i + 1);
        }
        this.completions = completions;
    }

    /**
     * Gets the chat message being tab-completed.
     *
     * @return the chat message
     */
    public String getChatMessage() {
        return message;
    }

    /**
     * Gets the last 'token' of the message being tab-completed.
     * <p>
     * The token is the substring starting with the character after the last
     * space in the message.
     *
     * @return The last token for the chat message
     */
    public String getLastToken() {
        return lastToken;
    }

    /**
     * This is the collection of completions for this event.
     *
     * @return the current completions
     */
    public Collection<String> getTabCompletions() {
        return completions;
    }

    @Override
    public HandlerList getHandlers() {
        return handlers;
    }

    public static HandlerList getHandlerList() {
        return handlers;
    }
}